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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 3 times in this file.
| Line | Code |
|---|---|
| 40 | * Fires when link-specific meta boxes are added. |
| 41 | * |
| 42 | * @since 3.0.0 |
| 43 | * |
| 44 | * @param object $link Link object. |
| 45 | */ |
| 46 | do_action( 'add_meta_boxes_link', $link ); |
| 47 | |
| 48 | /** This action is documented in wp-admin/includes/meta-boxes.php */ |
| 49 | do_action( 'do_meta_boxes', 'link', 'normal', $link ); |
| 50 | /** This action is documented in wp-admin/includes/meta-boxes.php */ |
| 51 | do_action( 'do_meta_boxes', 'link', 'advanced', $link ); |
| 52 | /** This action is documented in wp-admin/includes/meta-boxes.php */ |
| 53 | do_action( 'do_meta_boxes', 'link', 'side', $link ); |
| 54 | |
| 55 | add_screen_option( |
| 56 | 'layout_columns', |
| 57 | array( |
| 58 | 'max' => 2, |
| 59 | 'default' => 2, |
| 60 | ) |
| 61 | ); |
| 62 | |